• Partly cloudy 57°
    Home Energy Efficiency Current Weather
    • Yesterday
      Temp
      54°
    • Wind
      Chill
      57°
    • Wind
      Speed
      4 mph
  • Tonight

    Mar 2

    Lo 43°

    Turning clear and chilly

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      53°
    • Hi
      RealFeel
      61°
    • Wind
      Speed
      8 mph
    Day Details >
  • Tomorrow

    Mar 3

    Hi 63°

    Plenty of sunshine

    Poor for home energy
    • Avg
      RealFeel
      55°
    • Hi
      RealFeel
      67°
    • Wind
      Speed
      6 mph
    Day Details >
  • Wednesday

    Mar 4

    Hi 65°

    Mostly sunny

    Poor for home energy
    • Avg
      RealFeel
      58°
    • Hi
      RealFeel
      72°
    • Wind
      Speed
      5 mph
    Day Details >
Next

Cool tonight

3/2 3/3 Now: 9:53pm
PM 9-1
  • 9pm Intermittent clouds 51° 0%
  • 10pm Intermittent clouds 50° 0%
  • 11pm Partly cloudy 48° 0%
  • 12am Partly cloudy 47° 0%
  • 1am Mostly clear 46° 0%
AM 8-1
  • 8am Sunny 46° 0%
  • 9am Sunny 50° 0%
  • 10am Sunny 55° 0%
  • 11am Sunny 58° 0%
  • 12pm Sunny 59° 0%
  • 1pm Sunny 61° 0%
PM 2-7
  • 2pm Sunny 62° 0%
  • 3pm Mostly sunny 63° 0%
  • 4pm Mostly sunny 62° 0%
  • 5pm Mostly sunny 60° 0%
  • 6pm Mostly sunny 57° 0%
  • 7pm Mostly clear 54° 0%
Hourly Forecast >
Mar 02, 2015; 7:39 PM ET
Five-day Weather Forecast for San Francisco, CA
San Francisco, CA Weather Forecast

Castro Valley Weather Report

San Francisco: Dry Pattern to Return Bringing Sunny, Warm Days

March 2, 2015; 3:44 PM ET

San Francisco will get progressively warmer everyday this week, reaching 70 degrees F by the weekend. more >

Green Living Live Feed

    Loading...

    Loading...

    Loading...

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Mon. Home Energy Efficiency

Mon. Degree Days

Mon. UV Index